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How It's Made: Season 8

8x04 Deep Cycle Batteries; Tins; Optical Lenses
TV-G

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  • 2007-01-24T02:00:00Z on Science
  • 30m
  • United States
  • English
  • Documentary
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This episode demonstrates the production processes for deep-cycle batteries, tins and optical lenses, and shows how each is made.
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